Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,903",
      "signature": "0xa7907d89095a6e939cbfad9df938d74a47a4d48ba898706eb515713143c63d7b59a136485be3b18517571e9415fcb12a",
      "randomness": "0x96611b2052a13a27ad719550e765153587d29669e23d9637871e40b51597efc0"
    }
  ],
  "blockNumber": "7,408,061"
}

{
  "Sr25519": "0x34a93f212dbece7817d6cf2035f08e6c187fe40c02181156f1d9e899560a3d487e85480553cd21506f628f8db59b1e8d5a64f1ca41b846ae190d7f9b519f3c8c"
}